# Summary of IRC Log from #hplusroadmap (Oct 8, 2012)

• A DIY laser cutter project was discussed, with participants mentioning plans to finish SCAD drawings and one member offering to route prototype PCBs with clearance in the 10-15 mil range, suitable for 0805 SMD components.

• A blog about building a homebrew UV spectrophotometer for DNA sample analysis was shared (http://diyscibuildjournal.wordpress.com/), highlighting the use of a silicon UV detector from Edmund Optics connected to an Arduino.

• The SpaceX Falcon 9 rocket experienced an engine anomaly during launch but successfully completed its mission by recalculating its trajectory in real-time, demonstrating its fault-tolerant design similar to the Saturn V.

• Participants discussed the Nobel Prize announcement for Shinya Yamanaka (for his work on induced pluripotent stem cells).

• A hackathon at the Wellcome Trust focused on open science was mentioned (http://rewiredstate.org/hacks/wellcome-trust-open-science).

• A detailed technical discussion about SQL injection vulnerabilities took place, explaining how attackers can manipulate database queries by inserting malicious code into input fields.